Chemistry, 25.09.2021 07:30 justinb0829
Atoms of the main group elements either gain or lose electrons so they have eight electrons in the outermost energy level. In doing so, they attain a noble gas electron configuration. Match these elements with the number of electrons they gain or lose.
Answers: 2
Chemistry, 22.06.2019 22:00
Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.
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Chemistry, 22.06.2019 23:10
Match the formula for the following compound: magnesium sulfate heptahydratemgs·7h2omg2so4·7h2omg(so4)2·7h2omgso4·7h2o
Answers: 1
Chemistry, 23.06.2019 01:00
The primary products of complete combustion of fossil fuels are a. carbon dioxide and water b. methane and water c. carbon monoxide and water d. carbon dioxide and carbon monoxide
Answers: 1
Atoms of the main group elements either gain or lose electrons so they have eight electrons in the o...
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